To reduce the chances of your antenna or mast being struck by lightning follow the national or local electrical codes to properly ground these items during installation.
Attic antenna installation grounding.
Grounding will eliminate static electricity as well as protect against energy to the mast if the antenna comes in contact with live electrical wires.
If you need to add an fm or bandstop filter to your antenna system grounding the coax shield will make the filter.
If a live wire comes in contact with the case the current goes to ground through the grounding prong rather than through the body of a person touching the case.
There are many reasons for wanting to locate an antenna in a roof space or attic and sometimes the convenience and ease of installation make the drop in performance of installing an antenna in the attic.
In any case do not ground the electrical parts of the antenna.
Grounding of mounting hardware is not required indoors.
References to grounding just prior or after the cable enters the shelter normally assumes exterior mounting of your antenna on a tower or mast.
Hdtv antenna attic installation grounding 1.
However the connection of your antenna coax to various ac operated equipment in this case your converter box or tv introduces the potential of electric shock.
Advantages of installing an antenna in an attic.
It is normally very much easier to install a radio antenna in the attic or roof space than outside.
Also depending on the size of coax you re using and the care given to installation ground kits may do more harm than good in your application.
Grounding the coax shield will protect you from possible electrical shock.
In this video i will show you diy how to ground a tv antenna for lightning strikes.
This is where lightening strikes elsewhere and the magnetic field induces current onto the antenna.
The third prong on a grounded plug is a safety ground.
To correctly ground the antenna you must separately ground the mast and the coax shield.
An attic antenna is not going to pick up any charge that has to be bled off either.
You have to inspect it along its full length until you reach a working ground wire.
You can use the outside of the electrical conduit provided the conduit has a continuous reliable electrical connection to earth ground.
The coax is connected to ac operated.
Although there are several disadvantages of installing a radio antenna in the roof space there are also some advantages.
In the case of an attic installation your tv antenna will be sheltered from the environment so there s no need to ground it for that reason.
